Daiichikosho Co., Ltd. engages in the karaoke business. It operates through the following segments: Commercial Karaoke, Karaoke and Restaurant, Music Software, and Others. The Commercial Karaoke segment sells and leases commercial karaoke equipment. It also provides audio source and video content to online karaoke. The Karaoke and Restaurant segment operates karaoke rooms and restaurants. The Music Software segment produces and sells music and video software. The Others segment covers the BGM broadcasting, web, and real estate leasing businesses. The company was founded by Tadahiko Hoshi in March 1971 and is headquartered in Tokyo, Japan.